Laboratory report documenting a method blank analysis for GC/MS testing of volatile organic compounds from May 2002.
NYC-WTC_000043749–000043755Folder label: “GCMS X 4/25/02 A 5/7/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Tentatively Identified Compound (LSC) summary
Operator ID: Nefliu Date Acquired: 7 May 2002 2:09 pm Data File: C:\MSDCHEM\l\DATA\020507\0425LB.D Name: 04/25 lab blk Mise: Method: C:\MSDCHEM\1\METHODS\SCAN020507.M (RTE Integrator) Title: Method 508 GC/MS Scan Library Searched: C:\DATABASE\nist98.1
--Internal Standard-- TIC Top Hit name RT EstConc Units Response # RT Resp Cone
2-Pentanone, 4-hy... 6.15 12.9 ug/1 1165880 1 11.37 3619640 40.0
0425LB.D SCAN020507 .M Thu May 09 10:55:24 2002 Page 4
NYC-WTC_000043755
OCR can misread numbers and units. Confirm readings against the page image before using them.
Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000046117
Laboratory report showing GCMS blank results for volatile organic compounds from sample AE10068 dated May 7-13, 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044100
Laboratory blank report for sample AE10019 showing non-detectable levels of target compounds from May 7, 2002.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000046203
Laboratory report documenting GCMS analysis of sample AE10136 conducted on May 17, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.988
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000046386
Laboratory report showing GCMS blank analysis for sample AE09152 conducted between April 17 and April 24, 2002.
1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025499
Laboratory report showing non-detect levels for 15 volatile organic compounds in a GCMS method blank processed on May 17-21, 2002.
1 shared topics · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022495
Technical log detailing gas chromatography mass spectrometry method parameters and calibration settings from May 2002.
1 shared topics · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047433
Laboratory report showing blank analysis results for sample AE07767 conducted between April 3 and April 4, 2002.
1 shared topics · similarity 0.990
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024748
Reference document describing Method 509 procedures for laboratory analysis, dated February 14, 1992.
1 shared topics · similarity 0.990
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024534
Laboratory report showing blank test results for GCMS analysis of sample AE11282 conducted between May 13 and May 16, 2002.
1 shared topics · similarity 0.990
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024427
Record of sample preparation parameters including drip rates and volumes for GCMS analysis conducted in mid-May 2002.
1 shared topics · similarity 0.990
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048602
Laboratory blank analysis results confirming absence of contamination in GCMS testing for volatile organic compounds.
1 shared topics · similarity 0.989
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000040186
Detailed concentration data for volatile organic compounds in sample AE07633 analyzed between April 3 and 10, 2002.
1 shared topics · similarity 0.989
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000046117
Laboratory report showing GCMS blank results for volatile organic compounds from sample AE10068 dated May 7-13, 2002.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048602
Laboratory blank analysis results confirming absence of contamination in GCMS testing for volatile organic compounds.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024380
Chain of custody record for GCMS analysis of sample AE10237 on May 20, 2002, including surrogate compound data.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024927
Laboratory report documenting GCMS analysis of sample AE10301 conducted on May 10, 2002, including surrogate recovery data.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025499
Laboratory report showing non-detect levels for 15 volatile organic compounds in a GCMS method blank processed on May 17-21, 2002.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024463
Gas chromatography-mass spectrometry analysis of sample AE10987 completed May 22, 2002, showing unknown compounds and surrogate recovery at 89%.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗Readers open these alongside this record — through an Ask answer, the same folder, or indexed similarity. Not a claim they are about the same event.
NYC-WTC_000043745
Single-page administrative log from DEP Box 25 covering GCMS X analyses dated between April 25 and May 7, 2002.
Filed in the same folder
NYC-WTC_000043746
Fragmented page containing Method 508 headers and partial text from a DEP laboratory record dated April 2002.
Filed in the same folder
NYC-WTC_000043756
Calibration data report for sample AE09684 listing response factors and concentrations for target analytes in May 2002.
Filed in the same folder
NYC-WTC_000043760
Reference gas chromatography-mass spectrometry analysis with manual result entry for sample AE09684, detecting multiple organic contaminants.
Filed in the same folder
NYC-WTC_000043765
Calibration data for GC/MS analysis of surrogate compounds including dichlorobenzenes and naphthalene from May 2002.
Filed in the same folder